GB1114721A - Ram attitude control system - Google Patents

Ram attitude control system

Info

Publication number
GB1114721A
GB1114721A GB46557/66A GB4655766A GB1114721A GB 1114721 A GB1114721 A GB 1114721A GB 46557/66 A GB46557/66 A GB 46557/66A GB 4655766 A GB4655766 A GB 4655766A GB 1114721 A GB1114721 A GB 1114721A
Authority
GB
United Kingdom
Prior art keywords
ram
flow
valve
pump
discharge line
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB46557/66A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pacific Press and Shear Corp
Original Assignee
Pacific Press and Shear Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pacific Press and Shear Corp filed Critical Pacific Press and Shear Corp
Publication of GB1114721A publication Critical patent/GB1114721A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
    • B23D15/12—Shearing machines or shearing devices cutting by blades which move parallel to themselves characterised by drives or gearings therefor
    • B23D15/14—Shearing machines or shearing devices cutting by blades which move parallel to themselves characterised by drives or gearings therefor actuated by fluid or gas pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/16—Control arrangements for fluid-driven presses
    • B30B15/24—Control arrangements for fluid-driven presses controlling the movement of a plurality of actuating members to maintain parallel movement of the platen or press beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/869—Means to drive or to guide tool
    • Y10T83/8821—With simple rectilinear reciprocating motion only
    • Y10T83/8837—With application of force to opposite ends of tool supporting crosshead
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/869—Means to drive or to guide tool
    • Y10T83/8821—With simple rectilinear reciprocating motion only
    • Y10T83/8854—Progressively cutting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/869—Means to drive or to guide tool
    • Y10T83/8821—With simple rectilinear reciprocating motion only
    • Y10T83/8867—With means to adjust tool position on tool holder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Presses (AREA)
GB46557/66A 1966-04-20 1966-10-18 Ram attitude control system Expired GB1114721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US543864A US3349669A (en) 1966-04-20 1966-04-20 Ram attitude control system

Publications (1)

Publication Number Publication Date
GB1114721A true GB1114721A (en) 1968-05-22

Family

ID=24169843

Family Applications (1)

Application Number Title Priority Date Filing Date
GB46557/66A Expired GB1114721A (en) 1966-04-20 1966-10-18 Ram attitude control system

Country Status (7)

Country Link
US (1) US3349669A (enrdf_load_stackoverflow)
BE (1) BE688641A (enrdf_load_stackoverflow)
DE (1) DE1577181C3 (enrdf_load_stackoverflow)
FR (1) FR1500678A (enrdf_load_stackoverflow)
GB (1) GB1114721A (enrdf_load_stackoverflow)
NL (1) NL154693B (enrdf_load_stackoverflow)
SE (1) SE355312B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107971551A (zh) * 2017-10-20 2018-05-01 新疆八钢铁股份有限公司 冷轧薄板超厚取样剪切机

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464320A (en) * 1967-05-16 1969-09-02 Pacific Press & Shear Corp Decompression system for press brakes or the like
US3659498A (en) * 1970-08-13 1972-05-02 Pacific Press & Shear Corp Ram attitude control system and valve assembly therefor
US3722366A (en) * 1971-03-22 1973-03-27 Pacific Press & Shear Corp Precision anti-whip ram type machine
US4027567A (en) * 1976-10-04 1977-06-07 Niagara Machine & Tool Works Rake angle control for shears and the like
US4136593A (en) * 1977-03-11 1979-01-30 Canron, Inc. Front operated rake adjustment assembly
PT68274A (en) * 1978-07-11 1978-08-01 A A Ribeiro De Almeida Device applicable to presses and metal bending presses to syncronize the movements of the hydraulic cylinders and control slider cross member
US5959926A (en) * 1996-06-07 1999-09-28 Dallas Semiconductor Corp. Programmable power supply systems and methods providing a write protected memory having multiple interface capability
US5791860A (en) * 1997-01-27 1998-08-11 Holland Equipment Limited Hydraulic platform lift for a truck tailgate

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2603145A (en) * 1950-04-25 1952-07-15 Edward M Dreis Leveling mechanism for hydraulically actuated press brakes
US2859591A (en) * 1955-07-20 1958-11-11 Us Industries Inc Hydraulic synchronizer
US3059431A (en) * 1960-12-20 1962-10-23 Niagara Machine & Tool Works Hydraulic power transmission systems for press brakes and like machines
US3154925A (en) * 1963-01-09 1964-11-03 United Shoe Machinery Corp Power plants

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107971551A (zh) * 2017-10-20 2018-05-01 新疆八钢铁股份有限公司 冷轧薄板超厚取样剪切机

Also Published As

Publication number Publication date
BE688641A (enrdf_load_stackoverflow) 1967-03-31
SE355312B (enrdf_load_stackoverflow) 1973-04-16
DE1577181A1 (de) 1969-10-02
NL154693B (nl) 1977-10-17
US3349669A (en) 1967-10-31
DE1577181B2 (de) 1974-04-11
DE1577181C3 (de) 1974-11-07
FR1500678A (fr) 1967-11-03
NL6616324A (enrdf_load_stackoverflow) 1967-10-23

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